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Three vertics of a parallelogram ABCD a...

Three vertics of a parallelogram ABCD are A(3,-1,2) ,B (1,2,-4) and C(-1,1,2) find the coordinate of the fourth vertex

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The correct Answer is:
(1,-2,8)
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Knowledge Check

  • If A(3,5) , B(-5, -4) , C(7,10) are the vertices of a parallelogram taken in order, then the coorinates of the fourth vertex are:

    A
    `(15, 19)`
    B
    `(10,19)`
    C
    `(15, 10)`
    D
    `(19,10)`

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